Mercury Wheels S1 Disc Road Wheelset. Ride endless training miles, win the city limit sprints, explore dirt roads, or slice through the muck at your favorite 'cross race with the Mercury Wheels S1 Disc road wheelset. With alloy rims 24mm wide and 25mm deep, this wheelset will handle the lightest of road tires to the knobbiest of 'cross tires. A 28 spoke, two cross lacing pattern featuring the exemplary Sapim Race butted spokes makes for a laterally stiff wheel with just enough pliancy to give a calmer and more sure footed ride through the rough stuff. The Mercury aluminum hubs are super smooth rolling, designed for 6 bolt disc rotors, and are set up for thru axles front and rear.